Reflective languages let programs examine and possibly modify their high level structure at runtime. This is most common in high-level virtual machine programming languages like Smalltalk, and less common in lower-level programming languages like C. Languages and platforms supporting reflection:

• Aspect-oriented
• ASTL
• Befunge
• ChucK
• Cobra
• Curl
• ECMAScript
  • ActionScript
  • DMDScript
  • E4X
  • JavaScript
  • JScript
• Eiffel
• Forth
• Java
  • Java Virtual Machine
  • Groovy
  • Join Java
  • X10
• Maple
• Lisp
  • Common Lisp
  • Dylan
  • Logo
  • Scheme
• Lua
• Maude system
• .NET Common Language Runtime
• Objective-C
• Objective Modula-2
• Perl
• PHP
• Pico
• Pliant
• Poplog
  • POP-11
• Prolog
• Python
• REBOL
• Ruby
• Smalltalk (pure object-orientation, originally from Xerox PARC)
  • Bistro
  • F-Script
  • Little Smalltalk
  • Self
  • Squeak
  • VisualAge
  • VisualWorks
• Snobol
• Tcl
  • XOTcl
• XL

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